Codifications date back millennia, with one early example being the Babylonian Codex Hammurabi. Modern civil law systems essentially derive from legal codes issued by Byzantine Emperor Justinian I in the 6th century, which were rediscovered by 11th century Italy. Roman law in the days of the Roman Republic and Empire was heavily procedural, and lacked a professional legal class.

Given the trend of increasing global economic integration, many regional agreements—especially the African Union—seek to follow a similar model. In the EU, sovereign nations have gathered their authority in a system of courts and the European Parliament. These institutions are allowed …

In the United States, this authority is the Supreme Court; in Australia, the High Court; in the UK, the Supreme Court; in Germany, the Bundesverfassungsgericht; and in France, the Cour de Cassation. For most European countries the European Court of Justice in Luxembourg can overrule national Law News, when EU law is relevant. The European Court of Human Rights in Strasbourg allows citizens of the Council of Europe member states to bring cases relating to human rights issues before it. Examples include the Jewish Halakha and Islamic Sharia—both of which translate as the “path to follow”—while Christian canon law …